Imperfection clings to a person, and if they wait till they are brushed off entirely, they would spin for ever on their axis, advancing nowhere.
It's not just the kid who's spent every penny from his job to upgrade his car to tell the world he cares about sports cars, it's also the person driving around in a fuel-conscious hybrid electric car, because it's more a message to the world than an effective means of saving fuel, to be quite honest